Income per Common Share (Tables)

12 Months Ended

Dec. 31, 2014

Earnings Per Share [Abstract]

Computation of Basic and Diluted Net Income Per Common Share

The following table sets forth the computation of basic and diluted net income per common share:

	2014			2013			2012
	(Dollars In Thousands, Except Per Share Amounts)
Numerator:
Net income:	$	19,634		$	54,962		$	58,604
Dividends on Series B Preferred		(240	)		(240	)		(240	)
Dividends on Series D Preferred		(60	)		(60	)		(60	)
Total dividends on preferred stocks		(300	)		(300	)		(300	)
Numerator for basic net income per common share - net income applicable to common stock		19,334			54,662			58,304
Dividends on preferred stocks assumed to be converted, if dilutive		300			300			300
Numerator for diluted net income per common share	$	19,634		$	54,962		$	58,604
Denominator:
Denominator for basic net income per common share - weighted-average shares		22,575,053			22,465,176			22,359,967
Effect of dilutive securities:
Convertible preferred stocks		916,666			916,666			917,006
Stock options		175,751			215,124			261,596
Dilutive potential common shares		1,092,417			1,131,790			1,178,602
Denominator for dilutive net income per common share - adjusted weighted-average shares and assumed conversions		23,667,470			23,596,966			23,538,569
Basic net income per common share	$	0.86		$	2.43		$	2.61
Diluted net income per common share	$	0.83		$	2.33		$	2.49

Antidilutive Securities Excluded from Computation of Earnings Per Share

The following weighted-average shares of securities were not included in the computation of diluted net income per common share as their effect would have been antidilutive:

	2014		2013		2012
Stock options		392,314		246,391		254,000